116485690 has 12 divisors (see below), whose sum is σ = 209735694. Its totient is φ = 46580624.

The previous prime is 116485669. The next prime is 116485697. The reversal of 116485690 is 96584611.

It can be written as a sum of positive squares in 3 ways, for example, as 115713049 + 772641 = 10757^2 + 879^2 .

It is a super-2 number, since 2×116485690² = 27137831949552200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116485697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32424 + ... + 35836.

Almost surely, 2^116485690 is an apocalyptic number.

116485690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

116485690 is a deficient number, since it is larger than the sum of its proper divisors (93250004).

116485690 is an frugal number, since it uses more digits than its factorization.

116485690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6833 (or 3420 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 116485690 is about 10792.8536541547. The cubic root of 116485690 is about 488.3796120207.

Multiplying 116485690 by its sum of digits (40), we get a square (4659427600 = 68260²).

Multiplying 116485690 by its product of nonzero digits (51840), we get a square (6038618169600 = 2457360²).

The spelling of 116485690 in words is "one hundred sixteen million, four hundred eighty-five thousand, six hundred ninety".